Home / 691,096,367.35-1,036,644,551.03-230,974,749.55

Finding the Fourth Proportional to 691,096,367.35, 1,036,644,551.03 and 230,974,749.55

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Solution

The fourth proportional to 691,096,367.35, 1,036,644,551.03 and 230,974,749.55 is: 346,462,124.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,096,367.35 : 1,036,644,551.03 = 230,974,749.55 : x
  2. Step 2: Convert to fraction form
    691,096,367.35/1,036,644,551.03 = 230,974,749.55/x
  3. Step 3: Cross multiply
    691,096,367.35x = 1,036,644,551.03 × 230,974,749.55
  4. Step 4: Simplify right side
    691,096,367.35x = 239,438,715,546,526,464
  5. Step 5: Solve for x
    x = 239,438,715,546,526,464/691,096,367.35
  6. Step 6: Final answer
    x = 346,462,124.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.